It's been seven years since Holly Kennedy's husband died - six since she read his final letter, urging Holly to find the courage to forge a new life. She's proud of all the ways in which she has grown and evolved. But when a group inspired by Gerry's letters, calling themselves the PS, I Love You Club, approaches Holly asking for help, she finds herself drawn back into a world that she worked so hard to leave behind. Reluctantly, Holly begins a relationship...